-1 3 6- 
Oregon. D. C. .Mote ('fey): Few larvae still remaining on prune and cherr- 
trees. Most remaining thrips are mature. 
California. K. J. Ryan (April 25): Several growers in Antelope Valley 
have applied control measures for thrips on pear. 
4 FEAR LEAF BLISTER MITE ( Sriopnyes pyri Pgst.) 
California. H. J. Ryan (April 25): The pear leaf blister mite has been 
quite active in the Antelope Valley and pear "buds have "been dis- 
colored. Several growers have applied control measures. 
PLUM 
RUSTY PLUM APHID ( Hysteroneura setariae Thos.) 
Missouri. L. Haseman (May 21): The rusty "brown plum aphid was reported 
serious on some varieties of plums in the central part of the State 
early in May, hut is largely cleared up now. 
Mississippi. C. Lyle (May 23): Plum twigs showing a heavy infestation 
of rusty plum a"ohid were received from a grower at Shuqualak on April 
30 and Inspector J. Milton stated that he found a heavy infestation 
on a plum tree in Jackson on April 29. 
Oklahoma. E. A. Fenton (May 22): Aphids of various species are causi 
more trouble this year than normally, owing to the cool, late spring. 
The rusty brown plum aphid has caused considerable damage to plums. 
Texas. F. L. Thomas (April and May): Many of the plum trees of Bee and 
Live Oak Counties are infested. Reports were received from Skidmore 
on April 29 } from Three Rivers on May 11, and fro:.' Rockwall on April 22. 
CURRANT 
CURRANT APHID ( Myzus ribis L. ) 
Indiana. J. J. Davis (May 25): Currant aphid reported very abund- at 
rion on May 21. 
North Dakota. J. A. Munro (May 21): Aphids very abundant on currants in 
Fargo . 
Nebraska. M. K. Swenk (May 20): The currant aphid was reported working on 
gooseberry leaves in Garfield County on May 
